Patent · US Expired

Process for preparing fluoropolymer dispersions

US7297744B2 · kind B2 · utility

9Cited by
20References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 20, 2004
Grant dateNov 20, 2007
Priority date
Expiry dateJun 7, 2025

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08J2327/12
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A process for preparing fluoropolymer dispersions, substantially free from anionic fluorinated surfactants, and with a coagulum amount <0.1% by weight, comprising:a) step a1) addition of:

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.